now!" the u.s. ambassadortolibyahasbeen killed along with three other embassy staff after protesters stormed a consular building, denouncing an american made film insulting the prophet mohammed. secrets and lies in the terror wars. and look how the bush white house was deaf to warnings ahead of the 9/11 attacks. >> one of the things that was most surprising to me during their years of reporting on this was the number of elements of the story that were advanced by governments around the world that ended up not being true. >> kurt eichenwald on his boat "500 days." and a whistleblower once jailed after revealing how ubs had helped americans evade taxes. >> today is a great day for whistleblowers, a great day for all the honest americans out there who work their job, pay their taxes, and today is a great day for tax fairness. today is a terrible day for big- time tax cheats. >> all of that and more coming up. this is "democracy now!," democracynow.org, the war and peace report. i'm amy goodman. the u.s. ambassador to libya and three embassy staffers have been killed in an att

turres, now sardinia. the elephants are a symbol of the subratansfromlibya. efficienttransport and specialization brought ostia's economy to a high level of complexity, and surely had a profound effect on people's lives and the character of their city. that effect can be easily seen today in a living city, a city like fez, morocco. archaeologists have come to fez because the same high degree of specialization suggested by the ruins of ostia can be seen here in the flesh. the population and density of the old city of fez has remained the same since the 10th century. archaeologist david webster. the old city of fez had about 120,000 people for its total population. this would have been an equivalent of a population density of tens of thousands of people per square mile. now, the only reason why that was possible, especially in a nonindustrial context, was that you had a very effective agricultural environment around fez within, say, 15 or 20 miles radius. but you also had very effective forms of nonhuman transport -- donkeys, camels, horses, mules -- that could bring in all of the ki